<?php
 session_start();
require_once '../ptnhuan-web1/data/users.php';
?>
<form method="POST">
    Username<input type =" text" name=" username">
    Password<input type=" password" name=" password">
    <input type="submit" name="submit" >

</form>
<?php if (isset($_POST['submit'])): ?>
    <?php
    $username = $_POST['username'];
    $password = $_POST ['password'];
    $isOk = FALSE;
    $index = -1;
    //kiểm tra user 
    for ($i = 0; $i < count($users); $i++) {
        if ((strcmp($users[$i]['username'], $username) == 0) &&
                (strcmp($users[$i]['password'], $password) == 0)) {
            $isOk = TRUE;
            $index = $i;
        }
    }
    if ($isOk) {
        header("location:http://localhost:82/phu0nghang-web1/edit.php?uid=" . $users[$index]['id']);
    } else {
        echo 'dang nhap that bai';
    }
    ?>
        <?php
   
    $_SESSION['uid'] = $i;
    ?>
<?php endif; ?>
